Htx Futures

// @NO_AUTO_TRANSPILE
import ccxt from '../../js/ccxt.js';
const exchange = new ccxt.htx({
    'apiKey': 'YOUR_API_KEY',
    'secret': 'YOUR_SECRET',
    'options': {
        'defaultType': 'future',
    },
});
(async () => {
    const markets = await exchange.loadMarkets();
    // exchange.verbose = true // uncomment for debugging purposes if necessary
    // creating and canceling a linear future (limit) order
    let symbol = 'ETH/USDT:USDT-220121'; // the last segment is the date of expiration (can be next week, next quarter, ...) adjust it accordingly
    let type = 'limit';
    let side = 'buy';
    let offset = 'open';
    let leverage = 1;
    let amount = 1;
    let price = 1;
    let params = {
        'offset': offset,
        'lever_rate': leverage,
    };
    try {
        // fetching current balance
        const balance = await exchange.fetchBalance();
        // console.log(balance)
        // placing an order
        const order = await exchange.createOrder(symbol, type, side, amount, price, params);
        console.log(order);
        // fetching open orders
        const openOrders = await exchange.fetchOpenOrders(symbol);
        console.log(openOrders);
        // canceling an order
        const cancel = await exchange.cancelOrder(order['id'], symbol);
        console.log(cancel);
    }
    catch (e) {
        console.log(e.constructor.name, e.message);
    }
    // creating and canceling a inverse future (limit) order
    symbol = 'ADA/USD:ADA-220121'; // the last segment is the date of expiration (can be next week, next quarter, ...) adjust it accordingly
    type = 'limit';
    side = 'buy';
    offset = 'open';
    leverage = 1;
    amount = 1;
    price = 1; // 1 contract = 10 ADA = 10 usd in this case
    params = {
        'offset': offset,
        'lever_rate': leverage,
    };
    try {
        const order = await exchange.createOrder(symbol, type, side, amount, price, params);
        console.log(order);
        const cancel = await exchange.cancelOrder(order['id'], symbol);
        console.log(cancel);
    }
    catch (e) {
        console.log(e.constructor.name, e.message);
    }
})();